Home / 303,628,042.20-419,006,893.50-164,398,896.12

Finding the Fourth Proportional to 303,628,042.20, 419,006,893.50 and 164,398,896.12

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Solution

The fourth proportional to 303,628,042.20, 419,006,893.50 and 164,398,896.12 is: 226,870,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,628,042.20 : 419,006,893.50 = 164,398,896.12 : x
  2. Step 2: Convert to fraction form
    303,628,042.20/419,006,893.50 = 164,398,896.12/x
  3. Step 3: Cross multiply
    303,628,042.20x = 419,006,893.50 × 164,398,896.12
  4. Step 4: Simplify right side
    303,628,042.20x = 68,884,270,758,070,408
  5. Step 5: Solve for x
    x = 68,884,270,758,070,408/303,628,042.20
  6. Step 6: Final answer
    x = 226,870,582.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.